achievement
agriculture
animal
background
barbed
barbwire
barrier
boundary
countryside
danger
difficulty
equine
fence
field
forbidden
freedom
grass
grassland
green
hair
horse
iron
land
lawn
meadow
nature
no
nobody
obstacle
pasture
private
property
protection
risk
rural
rusty
safety
security
shape
sharp
silhouette
spring
stealing
theft
trespass
warning
wire